1) Customers are increasingly using social media to interact with brands and share their opinions, with over 90% believing brands should have a social media presence. 2) In social media, customers can play different roles in relation to brands such as advocates, opinion sharers, and participants. Advocates in particular influence others in their social networks. 3) Brands need an omnipresent social media strategy and content that engages customers across multiple touchpoints to break through clutter, with customers needing to hear messages 3-5 times before believing them.